JPS53107886A - Method and apparatus for detection of defects - Google Patents

Method and apparatus for detection of defects

Info

Publication number
JPS53107886A
JPS53107886A JP2223877A JP2223877A JPS53107886A JP S53107886 A JPS53107886 A JP S53107886A JP 2223877 A JP2223877 A JP 2223877A JP 2223877 A JP2223877 A JP 2223877A JP S53107886 A JPS53107886 A JP S53107886A
Authority
JP
Japan
Prior art keywords
defects
detection
scraping
observing
detection method
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2223877A
Other languages
Japanese (ja)
Other versions
JPS5718574B2 (en
Inventor
Fukusaburo Ishikawa
Ryoichi Ishii
Yoshishige Sakurai
Hiroshi Tamiya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TOKUSHU TORYO KK
Toshiba Corp
Original Assignee
TOKUSHU TORYO KK
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TOKUSHU TORYO KK, Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical TOKUSHU TORYO KK
Priority to JP2223877A priority Critical patent/JPS53107886A/en
Publication of JPS53107886A publication Critical patent/JPS53107886A/en
Publication of JPS5718574B2 publication Critical patent/JPS5718574B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/91—Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

PURPOSE:To provide a detection method and apparatus of good workability particularly in water and capable of reducing time by blowing gas to the surface of the structure in an atomic reactor, etc., coating paste-form substance, scraping it off and detecting defects by observing the discoloration condition thereof.
JP2223877A 1977-03-03 1977-03-03 Method and apparatus for detection of defects Granted JPS53107886A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2223877A JPS53107886A (en) 1977-03-03 1977-03-03 Method and apparatus for detection of defects

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2223877A JPS53107886A (en) 1977-03-03 1977-03-03 Method and apparatus for detection of defects

Publications (2)

Publication Number Publication Date
JPS53107886A true JPS53107886A (en) 1978-09-20
JPS5718574B2 JPS5718574B2 (en) 1982-04-17

Family

ID=12077206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2223877A Granted JPS53107886A (en) 1977-03-03 1977-03-03 Method and apparatus for detection of defects

Country Status (1)

Country Link
JP (1) JPS53107886A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50116084A (en) * 1974-02-26 1975-09-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50116084A (en) * 1974-02-26 1975-09-11

Also Published As

Publication number Publication date
JPS5718574B2 (en) 1982-04-17

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